D4.ptx

<exercise>
  <statement>
      <p>
          Explain how to solve the following IVP.
      </p>
      <me>
          <xsl:value-of select="ode"/>\hspace{2em}
          y(0)=<xsl:value-of select="y0"/>,
          y'(0)=<xsl:value-of select="yp0"/>
      </me>
      <p>Hint: <m><xsl:value-of select="partial_fractions"/></m>.</p>
  </statement>
  <answer>
      <me>
          \mathcal{L}\{y\}=<xsl:value-of select="ly"/>
      </me>
      <me>
          \mathcal{L}\{y\}=<xsl:value-of select="ly_simp"/>
      </me>
      <me>
          <xsl:value-of select="sol"/>
      </me>
  </answer>
</exercise>